单词：soilless culture
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This is the VOA Special English Agriculture Report. Mulch is material spread over soil. It protects against wind and rain damage. It can also limit weed growth. Finding materials for organic mulch can be easy. Small pieces of tree bark or cut up lea
VOA慢速英语2009年（六）月
This is the VOA Special English Agriculture Report. Even in ancient times, people liked to eat lettuce. Egyptians and Romans served the green, leafy vegetable at the end of dinner. Now, people in some countries start the meal with lettuce as part of
VOA慢速英语2009年（四）月
This is the VOA Special English Agriculture Report. We talked last week about growing beets. Today we have advice about growing another root vegetable, carrots. Carrots are easy to raise and easy to harvest. They taste good. And they contain a lot o
VOA慢速英语2009年（二）月
This is the VOA Special English Agriculture Report. Beans are a popular choice for home gardens. Specialists at the University of Illinois Extension say bush beans need the least work. The plants do not need supports to stand. Green bush beans used
VOA慢速英语2009年（三）月
This is the VOA Special English Agriculture Report. Today we talk about tomatoes. Tomatoes are generally easy to grow. Experts at the University of Illinois Extension suggest you start seeds indoors if the ground is still cold. For best results with
VOA慢速英语2009年（三）月
Agriculture Report - In the Garden: Growing Beets 农业报道 - 菜园系列：如何种植甜菜 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Beets are a tasty root vegetable that do not requi
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